450320566 has 8 divisors (see below), whose sum is σ = 675904464. Its totient is φ = 225019080.

The previous prime is 450320561. The next prime is 450320569. The reversal of 450320566 is 665023054.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×450320566² = 405577224325120712, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450320561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66570 + ... + 73021.

It is an arithmetic number, because the mean of its divisors is an integer number (84488058).

Almost surely, 2^450320566 is an apocalyptic number.

450320566 is a deficient number, since it is larger than the sum of its proper divisors (225583898).

450320566 is a wasteful number, since it uses less digits than its factorization.

450320566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141206.

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 450320566 is about 21220.7579035246. The cubic root of 450320566 is about 766.4913542015.

The spelling of 450320566 in words is "four hundred fifty million, three hundred twenty thousand, five hundred sixty-six".